Finding the Fourth Proportional to 3,197,163.70, 4,414,041.12 and 2,080,616.41
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Solution
The fourth proportional to 3,197,163.70, 4,414,041.12 and 2,080,616.41 is: 2,872,523.04
Step by Step Solution
- Step 1: Write the proportion equation
3,197,163.70 : 4,414,041.12 = 2,080,616.41 : x - Step 2: Convert to fraction form
3,197,163.70/4,414,041.12 = 2,080,616.41/x - Step 3: Cross multiply
3,197,163.70x = 4,414,041.12 × 2,080,616.41 - Step 4: Simplify right side
3,197,163.70x = 9,183,926,388,686.78 - Step 5: Solve for x
x = 9,183,926,388,686.78/3,197,163.70 - Step 6: Final answer
x = 2,872,523.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.